[Tarantool-patches] [PATCH luajit] LJ_GC64: Always snapshot functions for non-base frames.

[Igor Munkin]

Sergey,

I've checked the patchset into all long-term branches in
tarantool/luajit and bumped a new version in master, release/3.0 and
release/2.11.

On 12.10.23, Sergey Bronnikov via Tarantool-patches wrote:
> From: Sergey Bronnikov <sergeyb at tarantool.org>
> 
> Reported by Arseny Vakhrushev.
> Analysis and fix contributed by Peter Cawley.
> 
> (cherry picked from commit ff1e72acead01df7d8ed0fbb31efd32f57953618)
> 
> The problem is GC64-specific and could be reproduced with enabled
> compiler options LUA_USE_ASSERT and LUA_USE_APICHECK.
> 
> Sergey Kaplun:
>   * minimized reproducer made by fuzzing test
> 
> Sergey Bronnikov:
>   * added the description (see a comment in the test)
>   * added tests for the problem: first one based on the original
>     reproducer and second one based on a reproducer made by fuzzing test.
> 
> Part of tarantool/tarantool#8825
> ---
> Branch: https://github.com/tarantool/luajit/commits/ligurio/lj-611-always-snapshot-functions-for-non-base-frames
> PR: https://github.com/tarantool/tarantool/pull/9254
> LJ issue: https://github.com/LuaJIT/LuaJIT/issues/611
> 
>  src/lj_record.c                               |  1 +
>  src/lj_snap.c                                 |  9 +++-
>  ...t-functions-for-non-base-frames-1.test.lua | 36 +++++++++++++++
>  ...hot-functions-for-non-base-frames.test.lua | 45 +++++++++++++++++++
>  4 files changed, 89 insertions(+), 2 deletions(-)
>  create mode 100644 test/tarantool-tests/lj-611-always-snapshot-functions-for-non-base-frames-1.test.lua
>  create mode 100644 test/tarantool-tests/lj-611-always-snapshot-functions-for-non-base-frames.test.lua
> 

<snipped>

> -- 
> 2.34.1
> 

-- 
Best regards,
IM